Base | Representation |
---|---|
bin | 111100001100111… |
… | …011001101010010 |
3 | 2121101112101121200 |
4 | 330030323031102 |
5 | 4032031134302 |
6 | 244120132030 |
7 | 34013016141 |
oct | 7414731522 |
9 | 2541471550 |
10 | 1010021202 |
11 | 479148973 |
12 | 242307016 |
13 | 1313385a8 |
14 | 981d9758 |
15 | 5da1081c |
hex | 3c33b352 |
1010021202 has 12 divisors (see below), whose sum is σ = 2188379310. Its totient is φ = 336673728.
The previous prime is 1010021197. The next prime is 1010021203. The reversal of 1010021202 is 2021200101.
It can be written as a sum of positive squares in only one way, i.e., 1006856361 + 3164841 = 31731^2 + 1779^2 .
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (1010021203) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28056127 + ... + 28056162.
Almost surely, 21010021202 is an apocalyptic number.
1010021202 is an abundant number, since it is smaller than the sum of its proper divisors (1178358108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1010021202 is a wasteful number, since it uses less digits than its factorization.
1010021202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 56112297 (or 56112294 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
The square root of 1010021202 is about 31780.8307317477. The cubic root of 1010021202 is about 1003.3293040999.
Adding to 1010021202 its reverse (2021200101), we get a palindrome (3031221303).
The spelling of 1010021202 in words is "one billion, ten million, twenty-one thousand, two hundred two".
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